/*
 * Copyright (c) 2011 Peter Lawrey
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package vanilla.java.collections.util;

import java.util.concurrent.locks.Lock;
import java.util.concurrent.locks.ReadWriteLock;

public enum NullReadWriteLock implements ReadWriteLock {
  INSTANCE;

  @Override
  public Lock readLock() {
    return NullLock.INSTANCE;
  }

  @Override
  public Lock writeLock() {
    return NullLock.INSTANCE;
  }

}
